[INFO] fetching crate benchmark-rs 0.1.1...
[INFO] checking benchmark-rs-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate benchmark-rs 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate benchmark-rs 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate benchmark-rs 0.1.1
[INFO] finished tweaking crates.io crate benchmark-rs 0.1.1
[INFO] tweaked toml for crates.io crate benchmark-rs 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate benchmark-rs 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libm v0.2.7
[INFO] [stderr]   Downloaded num-complex v0.4.3
[INFO] [stderr]   Downloaded safe_arch v0.7.1
[INFO] [stderr]   Downloaded wide v0.7.11
[INFO] [stderr]   Downloaded serde v1.0.183
[INFO] [stderr]   Downloaded nalgebra v0.29.0
[INFO] [stderr]   Downloaded chrono v0.4.26
[INFO] [stderr]   Downloaded serde_derive v1.0.183
[INFO] [stderr]   Downloaded matrixmultiply v0.3.7
[INFO] [stderr]   Downloaded statrs v0.16.0
[INFO] [stderr]   Downloaded simba v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 596337e078216dc87a9fb0a5738ec1436267cfe6b6ab462d46b99789fb84f22f
[INFO] running `Command { std: "docker" "start" "-a" "596337e078216dc87a9fb0a5738ec1436267cfe6b6ab462d46b99789fb84f22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "596337e078216dc87a9fb0a5738ec1436267cfe6b6ab462d46b99789fb84f22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596337e078216dc87a9fb0a5738ec1436267cfe6b6ab462d46b99789fb84f22f", kill_on_drop: false }`
[INFO] [stdout] 596337e078216dc87a9fb0a5738ec1436267cfe6b6ab462d46b99789fb84f22f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 130a28d17f56aacd1de400b831e47a9eb5ee09d6ae7e1080c3144485bab318ab
[INFO] running `Command { std: "docker" "start" "-a" "130a28d17f56aacd1de400b831e47a9eb5ee09d6ae7e1080c3144485bab318ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.7
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking wide v0.7.11
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking simba v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.29.0
[INFO] [stderr]     Checking statrs v0.16.0
[INFO] [stderr]     Checking benchmark-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Duration` is imported redundantly
[INFO] [stdout]   --> src/stopwatch.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     use std::time::Duration;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 97 |
[INFO] [stdout] 98 |     use super::*;
[INFO] [stdout]    |         -------- the item `Duration` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.51s
[INFO] running `Command { std: "docker" "inspect" "130a28d17f56aacd1de400b831e47a9eb5ee09d6ae7e1080c3144485bab318ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "130a28d17f56aacd1de400b831e47a9eb5ee09d6ae7e1080c3144485bab318ab", kill_on_drop: false }`
[INFO] [stdout] 130a28d17f56aacd1de400b831e47a9eb5ee09d6ae7e1080c3144485bab318ab